./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 09:18:32,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 09:18:32,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 09:18:32,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 09:18:32,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 09:18:32,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 09:18:32,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 09:18:32,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 09:18:32,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 09:18:32,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 09:18:32,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 09:18:32,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 09:18:32,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 09:18:32,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 09:18:32,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 09:18:32,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 09:18:32,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 09:18:32,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 09:18:32,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 09:18:32,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 09:18:32,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 09:18:32,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 09:18:32,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 09:18:32,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 09:18:32,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 09:18:32,866 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 09:18:32,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 09:18:32,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 09:18:32,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 09:18:32,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 09:18:32,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 09:18:32,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 09:18:32,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 09:18:32,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 09:18:32,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 09:18:32,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 09:18:32,878 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 09:18:32,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 09:18:32,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 09:18:32,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 09:18:32,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 09:18:32,882 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-09 09:18:32,922 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 09:18:32,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 09:18:32,923 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 09:18:32,923 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 09:18:32,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 09:18:32,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 09:18:32,926 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 09:18:32,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 09:18:32,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 09:18:32,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 09:18:32,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 09:18:32,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 09:18:32,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 09:18:32,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 09:18:32,928 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 09:18:32,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 09:18:32,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 09:18:32,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 09:18:32,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 09:18:32,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 09:18:32,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 09:18:32,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 09:18:32,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 09:18:32,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 09:18:32,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-09 09:18:32,931 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-09 09:18:32,931 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-09 09:18:32,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 09:18:32,931 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 09:18:32,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2021-11-09 09:18:33,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 09:18:33,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 09:18:33,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 09:18:33,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 09:18:33,247 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 09:18:33,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-09 09:18:33,325 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/data/a46149b79/9bf0a8695e7548f386d904990ccebd01/FLAG116e8b0d5 [2021-11-09 09:18:34,331 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 09:18:34,332 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-09 09:18:34,386 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/data/a46149b79/9bf0a8695e7548f386d904990ccebd01/FLAG116e8b0d5 [2021-11-09 09:18:34,757 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/data/a46149b79/9bf0a8695e7548f386d904990ccebd01 [2021-11-09 09:18:34,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 09:18:34,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 09:18:34,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 09:18:34,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 09:18:34,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 09:18:34,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:18:34" (1/1) ... [2021-11-09 09:18:34,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30113c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:34, skipping insertion in model container [2021-11-09 09:18:34,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:18:34" (1/1) ... [2021-11-09 09:18:34,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 09:18:34,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 09:18:35,267 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-09 09:18:35,275 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-09 09:18:35,303 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-09 09:18:35,308 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-09 09:18:36,237 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:36,238 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:36,238 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:36,239 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:36,241 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:36,257 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:36,258 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:36,260 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:36,261 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:36,760 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-09 09:18:36,762 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-09 09:18:36,763 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-09 09:18:36,765 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-09 09:18:36,767 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-09 09:18:36,767 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-09 09:18:36,768 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-09 09:18:36,769 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-09 09:18:36,770 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-09 09:18:36,770 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-09 09:18:37,036 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-09 09:18:37,176 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,177 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 09:18:37,425 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 09:18:37,454 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-09 09:18:37,455 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-09 09:18:37,457 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-09 09:18:37,458 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-09 09:18:37,502 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,502 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,502 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,503 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,504 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,510 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,510 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,511 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,511 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,545 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-09 09:18:37,546 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-09 09:18:37,547 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-09 09:18:37,548 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-09 09:18:37,549 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-09 09:18:37,549 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-09 09:18:37,550 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-09 09:18:37,550 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-09 09:18:37,551 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-09 09:18:37,551 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-09 09:18:37,571 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-09 09:18:37,613 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,614 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-09 09:18:37,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 09:18:37,859 INFO L208 MainTranslator]: Completed translation [2021-11-09 09:18:37,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37 WrapperNode [2021-11-09 09:18:37,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 09:18:37,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 09:18:37,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 09:18:37,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 09:18:37,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (1/1) ... [2021-11-09 09:18:38,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (1/1) ... [2021-11-09 09:18:38,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 09:18:38,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 09:18:38,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 09:18:38,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 09:18:38,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (1/1) ... [2021-11-09 09:18:38,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (1/1) ... [2021-11-09 09:18:38,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (1/1) ... [2021-11-09 09:18:38,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (1/1) ... [2021-11-09 09:18:38,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (1/1) ... [2021-11-09 09:18:38,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (1/1) ... [2021-11-09 09:18:38,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (1/1) ... [2021-11-09 09:18:38,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 09:18:38,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 09:18:38,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 09:18:38,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 09:18:38,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (1/1) ... [2021-11-09 09:18:38,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 09:18:38,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:18:38,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-09 09:18:38,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-09 09:18:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-09 09:18:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-09 09:18:38,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-09 09:18:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-09 09:18:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 09:18:38,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 09:18:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-09 09:18:38,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-09 09:18:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-09 09:18:38,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-09 09:18:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-09 09:18:38,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-09 09:18:50,177 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 09:18:50,178 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-11-09 09:18:50,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:18:50 BoogieIcfgContainer [2021-11-09 09:18:50,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 09:18:50,182 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-09 09:18:50,182 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-09 09:18:50,186 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-09 09:18:50,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 09:18:34" (1/3) ... [2021-11-09 09:18:50,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb4fece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 09:18:50, skipping insertion in model container [2021-11-09 09:18:50,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:18:37" (2/3) ... [2021-11-09 09:18:50,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb4fece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 09:18:50, skipping insertion in model container [2021-11-09 09:18:50,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:18:50" (3/3) ... [2021-11-09 09:18:50,190 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2021-11-09 09:18:50,196 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-09 09:18:50,196 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-09 09:18:50,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb4fece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 09:18:50, skipping insertion in model container [2021-11-09 09:18:50,198 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-09 09:18:50,199 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-09 09:18:50,199 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-09 09:18:50,199 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-09 09:18:50,200 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:18:50" (3/3) ... [2021-11-09 09:18:50,203 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-09 09:18:50,226 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 118 nodes and edges [2021-11-09 09:18:50,228 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2021-11-09 09:18:50,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-09 09:18:50,231 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-09 09:18:50,233 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-09 09:18:50,235 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-09 09:18:50,236 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-09 09:18:50,238 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-09 09:18:51,148 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/witness.graphml [2021-11-09 09:18:51,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-09 09:18:51,151 INFO L168 Benchmark]: Toolchain (without parser) took 16388.58 ms. Allocated memory was 113.2 MB in the beginning and 299.9 MB in the end (delta: 186.6 MB). Free memory was 73.1 MB in the beginning and 53.2 MB in the end (delta: 20.0 MB). Peak memory consumption was 212.8 MB. Max. memory is 16.1 GB. [2021-11-09 09:18:51,151 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 83.9 MB. Free memory was 42.3 MB in the beginning and 42.3 MB in the end (delta: 44.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:18:51,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3096.82 ms. Allocated memory was 113.2 MB in the beginning and 144.7 MB in the end (delta: 31.5 MB). Free memory was 72.8 MB in the beginning and 52.0 MB in the end (delta: 20.8 MB). Peak memory consumption was 68.5 MB. Max. memory is 16.1 GB. [2021-11-09 09:18:51,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 267.79 ms. Allocated memory is still 144.7 MB. Free memory was 52.0 MB in the beginning and 83.8 MB in the end (delta: -31.7 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2021-11-09 09:18:51,153 INFO L168 Benchmark]: Boogie Preprocessor took 141.73 ms. Allocated memory is still 144.7 MB. Free memory was 83.8 MB in the beginning and 76.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 09:18:51,153 INFO L168 Benchmark]: RCFGBuilder took 11909.21 ms. Allocated memory was 144.7 MB in the beginning and 299.9 MB in the end (delta: 155.2 MB). Free memory was 76.7 MB in the beginning and 176.3 MB in the end (delta: -99.6 MB). Peak memory consumption was 171.7 MB. Max. memory is 16.1 GB. [2021-11-09 09:18:51,153 INFO L168 Benchmark]: TraceAbstraction took 15.90 ms. Allocated memory is still 299.9 MB. Free memory is still 175.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:18:51,154 INFO L168 Benchmark]: Witness Printer took 949.82 ms. Allocated memory is still 299.9 MB. Free memory was 175.3 MB in the beginning and 53.2 MB in the end (delta: 122.1 MB). Peak memory consumption was 127.3 MB. Max. memory is 16.1 GB. [2021-11-09 09:18:51,156 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 83.9 MB. Free memory was 42.3 MB in the beginning and 42.3 MB in the end (delta: 44.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3096.82 ms. Allocated memory was 113.2 MB in the beginning and 144.7 MB in the end (delta: 31.5 MB). Free memory was 72.8 MB in the beginning and 52.0 MB in the end (delta: 20.8 MB). Peak memory consumption was 68.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 267.79 ms. Allocated memory is still 144.7 MB. Free memory was 52.0 MB in the beginning and 83.8 MB in the end (delta: -31.7 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 141.73 ms. Allocated memory is still 144.7 MB. Free memory was 83.8 MB in the beginning and 76.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 11909.21 ms. Allocated memory was 144.7 MB in the beginning and 299.9 MB in the end (delta: 155.2 MB). Free memory was 76.7 MB in the beginning and 176.3 MB in the end (delta: -99.6 MB). Peak memory consumption was 171.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15.90 ms. Allocated memory is still 299.9 MB. Free memory is still 175.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 949.82 ms. Allocated memory is still 299.9 MB. Free memory was 175.3 MB in the beginning and 53.2 MB in the end (delta: 122.1 MB). Peak memory consumption was 127.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-09 09:18:51,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c3bf39-9dce-4f53-9c33-3098bfb6b866/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE